SRAM Red WiFli Rear Derailleur - 10 Speed Medium Cage Black/Silver CheckoutSpec= Triple 34mm OD double wall 6069

34mm OD double wall 6069 aluminum

Shimano XTR M9000 11-Speed Chainrings

RockShox XC32 Solo Air Assembly

Protective plastic hard-shell case

SRAM Red WiFli Rear Derailleur - 10 Speed Medium Cage Black/Silver CheckoutSpec= Triple 34mm OD double wall 6069SRAM Red WiFli Rear Derailleur 10 Speed Medium Cage Black Silver. Top of the line rear derailleur with generous use of carbon fiber and titanium for maximum performance at minimal weight. Carbon fiber and aluminum construction Ceramic bearing pulleys Titanium hardware Compatible with other SRAM 10 speed drive train components TECH SPECS Rear Derailleur Mount Type 10x1 Standard Rear Der Shifter Compatibility SRAM Exact Actuation Cage Length Medium